Behavior of Concrete-Filled Steel Tube Columns Subjected to Axial Compression

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Grade</td><td class="align_center">Concrete mix ratio</td><td class="align_center">Cement (kg/m<sup>3</sup>)</td><td class="align_center">Water (kg/m<sup>3</sup>)</td><td class="align_center">Stone (kg/m<sup>3</sup>)</td><td class="align_center">Sand (kg/m)</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">C30</td><td class="align_center">0.65</td><td class="align_center">300</td><td class="align_center">195</td><td class="align_center">1220</td><td class="align_center">685</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Advances in Materials Science and Engineering

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Table 2

Table 2: Behavior of Concrete-Filled Steel Tube Columns Subjected to Axial Compression 